The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 02, 2005

Filed:

Aug. 29, 2003
Applicants:

Charles W. Extrand, Minneapolis, MN (US);

Michael Wright, Greenwood, MN (US);

Inventors:

Charles W. Extrand, Minneapolis, MN (US);

Michael Wright, Greenwood, MN (US);

Assignee:

Entegris, Inc., Chaska, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15D001/02 ;
U.S. Cl.
CPC ...
Abstract

A microfluidic device having durable ultraphobic fluid contact surfaces in the fluid flow channels of the device. The ultraphobic surface generally includes a substrate portion with a multiplicity of projecting regularly shaped microscale or nanoscale asperities disposed in a regular array so that the surface has a predetermined contact line density equal to or greater than a critical contact line density, and so that the ratio of the cross-sectional dimension of the asperities to the spacing dimension of the asperities is less than or equal to 0.1.


Find Patent Forward Citations

Extrand, Charles. (2005). Microfluidic device with ultraphobic surfaces (U.S. Patent No. 6923216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6923216

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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